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FOR QUALIFIED INSTALLER ONLY. This basic Installation Sheet is an initial release. If a complete Operations
Manual (for the unit being installed) is required or needed, please refer to the Lancer web site (lancercorp.com) for
immediate access, or for your convenience, scan this QR code with a mobile device (app required) for immediate
access to other Technical Documents and alternative translations (if available) pertaining to this unit. Contact Lancer
Customer Service for assistance as required.
ABOUT THIS MANUAL
This booklet is an integral and essential part of the product and
should be handed over to the operator after the installation and
preserved for any further consultation that may be necessary.
Please read carefully the guidelines and warnings contained
herein as they are intended to provide the user with essential
information for the continued safe use and maintenance of the
product. In addition, it provides GUIDANCE ONLY to the user on
the correct services and site location of the unit.
The installation and relocation, if necessary, of this product must be carried out by qualified personnel with
up-to-date safety and hygiene knowledge and practical experience, in accordance with current regulations.
IMPORTANT SAFETY INSTRUCTIONS
! Intended Use
The dispenser is for indoor use only. This unit is not a toy. Children should not be supervised not to play with appliance. It should
not be used by children or infirm persons without supervision. This appliance is not intended for use by persons (including children)
with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given
supervision or instruction concerning use of the appliance by a person responsible for their safety. Cleaning and user maintenance
shall not be performed by children without supervision. The min/max ambient operating temperature for the dispenser is 40°F to
90°F (4°C to 32°C). Do not operate unit below minimum ambient operation conditions. Should freezing occur, cease operation of
the unit and contact authorized service technician. Service, cleaning and sanitizing should be accomplished only by trained
personnel. Applicable safety precautions must be observed. Instruction warnings on the product being used must be followed.
®
MVU
Multi-Valve Unit (MVU) Tower
LANCER INSTALLATION/OPERATION MANUAL
BEFORE GETTING STARTED
Each unit is tested under operating conditions and is thoroughly
inspected before shipment. At the time of shipment, the carrier
accepts responsibility for the unit. Upon receiving the unit,
carefully inspect the carton for visible damage. If damage exists,
have the carrier note the damage on the freight bill and file a
claim with carrier. Responsibility for damage to the dispenser lies
with the carrier.
LANCER PN: 28-2826/02
Revision: May 2018

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Summary of Contents for lancer Multi-Valve Unit Tower

  • Page 1 FOR QUALIFIED INSTALLER ONLY. This basic Installation Sheet is an initial release. If a complete Operations Manual (for the unit being installed) is required or needed, please refer to the Lancer web site (lancercorp.com) for immediate access, or for your convenience, scan this QR code with a mobile device (app required) for immediate access to other Technical Documents and alternative translations (if available) pertaining to this unit.
  • Page 2: Specifications And Features

    READ THIS MANUAL This manual was developed by the Lancer Corporation as a reference for the owner/operator and installer of this dispenser. Please read this guide before installation and operation of this dispenser. If service is required please call your Lancer Service Agent or Lancer Customer Service.
  • Page 3: Installation

    INSTALLATION Unpack the Dispenser Tower Installation The Lancer dispenser is shipped in a corrugated shipping Route appropriate tubing from the water source to the plain carton. water inlet at tower and connect tubing to inlet using the oetiker pliers and fittings,(see Plumbing Diagram on unit or Remove dispenser from corrugated shipping carton.
  • Page 4: Dispenser Setup

    Installing CO Supply Route appropriate tubing from the second outlet of the low pressure CO regulator manifold to the syrup pumps Connect high pressure CO regulator assembly to CO location. cylinder or bulk system. ! ATTENTION Before installing regulator, assure that a seal (washer or o-ring) is present in regulator attachment nut.
  • Page 5 Activate each valve to ensure a good flow of water is Adjust both of the low pressure regulators on the regulator achieved. manifold to 75 PSI (0.517 MPA) then tighten locknut with wrench. Ensure pump deck is turned OFF before turning on CO Activate each valve until gas-out.
  • Page 6 Set MVU for Carb, Non-Carb, or Flavor Shot Only Set MVU for Flavor Shots NOTE NOTE Refer to Overview Illustration for touch pad reference. Refer to Overview Illustration for touch pad reference. On the MVU panel, press and hold both of the A and C brand On the MVU panel, press and hold both of the A and C brand buttons at the same time to enter programming mode.
  • Page 7: Ratio Process

    Ratio Process Press and hold the A and B brand buttons at the same time for a minimum of 5 seconds. Prime syrup by running the valve. NOTE Press and fill the ratio cup to the appropriate level. The “Pour/Cancel” button will illuminate and the “Shot” button will blink 5 times.
  • Page 8: Cleaning And Sanitizing

    CLEANING AND SANITIZING GENERAL INFORMATION Lancer equipment (new or reconditioned) is shipped from the factory cleaned and sanitized in accordance with NSF guidelines. The operator of the equipment must provide continuous maintenance as required by this manual and/or state and local health department guidelines to ensure proper operation and sanitation requirements are maintained.
  • Page 9: Cleaning Solution

    Cleaning Solution Sanitizing Solution Mix a mild, non-abrasive detergent (e.g. Sodium Laureth Prepare the sanitizing solution in accordance with the Sulfate, dish soap) with clean, potable water at a temperature manufacturer’s written recommendations and safety guidelines. of 90°F to 110°F (32°C to 43°C). The mixture ratio is one ounce The type and concentration of sanitizing agent recommended in of cleaner to two gallons of water.
  • Page 10: Troubleshooting

    TROUBLESHOOTING Tower Troubleshooting TROUBLE CAUSE REMEDY Insufficient water flow. Insufficient incoming supply water Verify incoming supply water pressure is a pressure. minimum of 25 psi (0.172 MPa). Shutoff not fully open. Open shutoff fully. Foreign debris in water pump strainer Remove water pump strainer and clean.
  • Page 11: Dispenser Disposal

    TROUBLE CAUSE REMEDY Noisy carbonator pump. Insufficient water supply or water leak, Provide adequate water supply. Check allowing air to be pulled into pump. strainer for cleanliness. Loose pump coupling. Tighten set screw on pump coupling. Off-taste in soda. Leaking water check valve, allowing Dismantle and clean check valve.
  • Page 12 ILLUSTRATIONS & PART LISTINGS MVU Tower Assembly...
  • Page 13 Item Part No. Description 51-6311 Structure, MVU 05-2687/01 Plate, Nozzle 30-1649/01 Plate, Splash 05-2682 Bracket, Cover 30-10431 Plate, Faucet 54-0464 Cover Assy, MVU 30-1648 Cap, Tower, 1&2 52-3160 Panel Assy, ID 05-0953 Drip Tray, Two 04-0236 Scr, 10-24x.375 30-1651 Cup Rest 04-0470 Scr, 6-19x.500 02-0003...
  • Page 14: Wiring Diagram

    Wiring Diagram...
  • Page 15 Plumbing Diagram Soda/Water Flow Controls and Solenoids...
  • Page 16 Lancer Corp. 800-729-1500 Technical Support/Warranty: 800-729-1550 custserv@lancercorp.com lancercorp.com...

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